Home / 2,460,577.40-3,690,866.10-687,649.40

Finding the Fourth Proportional to 2,460,577.40, 3,690,866.10 and 687,649.40

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Solution

The fourth proportional to 2,460,577.40, 3,690,866.10 and 687,649.40 is: 1,031,474.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,460,577.40 : 3,690,866.10 = 687,649.40 : x
  2. Step 2: Convert to fraction form
    2,460,577.40/3,690,866.10 = 687,649.40/x
  3. Step 3: Cross multiply
    2,460,577.40x = 3,690,866.10 × 687,649.40
  4. Step 4: Simplify right side
    2,460,577.40x = 2,538,021,859,145.34
  5. Step 5: Solve for x
    x = 2,538,021,859,145.34/2,460,577.40
  6. Step 6: Final answer
    x = 1,031,474.10

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.